Alxarafe\Lib\Functions

Complexity

Total Complexity

11

Size/Duplication

Total Lines	41
Duplicated Lines	0 %

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	getIfIsset()	0	7	3
B	getUrl()	0	17	8

<?php

/* Copyright (C) 2024       Rafael San José         <rsanjose@alxarafe.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/>.
 * or see https://www.gnu.org/
 */

namespace Alxarafe\Lib;

abstract class Functions
{
    /**
     * Obtains the main url
     *
     * @return string
     */
    public static function getUrl()
    {
        $ssl = !empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on';
        $proto = strtolower($_SERVER['SERVER_PROTOCOL']);
        $proto = substr($proto, 0, strpos($proto, '/')) . ($ssl ? 's' : '');
        if (isset($_SERVER['HTTP_HOST'])) {
            $host = $_SERVER['HTTP_HOST'];
        } else {
            $port = $_SERVER['SERVER_PORT'];
            $port = ((!$ssl && $port == '80') || ($ssl && $port == '443')) ? '' : ':' . $port;
            $host = $_SERVER['SERVER_NAME'] . $port;
        }

        $script = $_SERVER['SCRIPT_NAME'];

        $script = substr($script, 0, strlen($script) - strlen('/index.php'));
        return $proto . '://' . $host . $script;
    }

    /**
     * This function is used to obtain the value of a POST variable, and if it does not exist
     * (for example, the first time the form is loaded), take a default value.
     *
     * @param $postVar
     * @param $defaultValue
     * @return mixed
     */
    public static function getIfIsset($postVar, $defaultValue)
    {
        $return = filter_input(INPUT_POST, $postVar);
        if ($return === null || $return === false) {
            return $defaultValue;
        }
        return $return;
    }
}